Derivative Instruments and Hedging Activities - (Summary of Derivative Instruments) (Details) - Derivatives Designated as Hedging Instruments [Member] - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2022	Dec. 31, 2021
Junior Subordinated Debt [Member] \| Interest Rate Forward Swap - Cash Flow [Member]
Derivative [Line Items]
Notional/contract amount	$ 4,000	$ 4,000
Fair value	$ (621)	$ (633)
Expiration Date	Jun. 15, 2031	Jun. 15, 2031
Other Liabilities [Member] \| Interest Rate Swap - Fair Value [Member]
Derivative [Line Items]
Notional/contract amount		$ 3,940
Fair value		$ (8)
Expiration Date		Feb. 12, 2022

Fair value of the assets less the liabilities of a derivative or group of derivatives.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

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Balance Type:	debit
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Date the derivative contract matures, in YYYY-MM-DD format.

+ References

No definition available.

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959

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- Details

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